Malayan ferns : handbook to the determination of the ferns of the Malayan islands (incl. those of the Malay Peninsula, the Philippines, and New Guinea) - Alderwerelt van Rosenburgh, C. R. W. K. van (Cornelis Rugier Willem Karel), 1863 -1936 (Landsdrukkerij, 1908)

Malayan ferns. Handbook to the determination of the ferns of The Malayan islands (incl. those of the Malay Peninsula, the Philippines and New Guinea) - Alderwerelt van Rosenburgh, C. R. W. K. van (Cornelis Rugier Willem Karel), 1863 -1936 (Landsdrukkerij, 1908)

Malayan ferns. Handbook to the determination of the ferns of The Malayan islands (incl. those of the Malay Peninsula, the Philippines and New Guinea) - Alderwerelt van Rosenburgh, C. R. W. K. van (Cornelis Rugier Willem Karel), 1863 -1936 (Landsdrukkerij, 1917)